Home / 293,239,702,375.78-439,622,186,552.28-91,677,685,519.80

Finding the Fourth Proportional to 293,239,702,375.78, 439,622,186,552.28 and 91,677,685,519.80

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Solution

The fourth proportional to 293,239,702,375.78, 439,622,186,552.28 and 91,677,685,519.80 is: 137,442,318,484.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,239,702,375.78 : 439,622,186,552.28 = 91,677,685,519.80 : x
  2. Step 2: Convert to fraction form
    293,239,702,375.78/439,622,186,552.28 = 91,677,685,519.80/x
  3. Step 3: Cross multiply
    293,239,702,375.78x = 439,622,186,552.28 × 91,677,685,519.80
  4. Step 4: Simplify right side
    293,239,702,375.78x = 40,303,544,566,266,780,975,104
  5. Step 5: Solve for x
    x = 40,303,544,566,266,780,975,104/293,239,702,375.78
  6. Step 6: Final answer
    x = 137,442,318,484.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.